/*
 * JQuery zTree excheck
 * v3.5.43
 * http://treejs.cn/
 *
 * Copyright (c) 2010 Hunter.z
 *
 * Licensed same as jquery - MIT License
 * http://www.opensource.org/licenses/mit-license.php
 *
 * Date: 2020-04-04
 */

(function ($) {
    //default consts of excheck
    var _consts = {
        event: {
          CHECK: "ztree_check"
        },
        id: {
          CHECK: "_check"
        },
        checkbox: {
          STYLE: "checkbox",
          DEFAULT: "chk",
          DISABLED: "disable",
          FALSE: "false",
          TRUE: "true",
          FULL: "full",
          PART: "part",
          FOCUS: "focus"
        },
        radio: {
          STYLE: "radio",
          TYPE_ALL: "all",
          TYPE_LEVEL: "level"
        }
      },
      //default setting of excheck
      _setting = {
        check: {
          enable: false,
          autoCheckTrigger: false,
          chkStyle: _consts.checkbox.STYLE,
          nocheckInherit: false,
          chkDisabledInherit: false,
          radioType: _consts.radio.TYPE_LEVEL,
          chkboxType: {
            "Y": "ps",
            "N": "ps"
          }
        },
        data: {
          key: {
            checked: "checked"
          }
        },
        callback: {
          beforeCheck: null,
          onCheck: null
        }
      },
      //default root of excheck
      _initRoot = function (setting) {
        var r = data.getRoot(setting);
        r.radioCheckedList = [];
      },
      //default cache of excheck
      _initCache = function (treeId) {
      },
      //default bind event of excheck
      _bindEvent = function (setting) {
        var o = setting.treeObj,
          c = consts.event;
        o.bind(c.CHECK, function (event, srcEvent, treeId, node) {
          event.srcEvent = srcEvent;
          tools.apply(setting.callback.onCheck, [event, treeId, node]);
        });
      },
      _unbindEvent = function (setting) {
        var o = setting.treeObj,
          c = consts.event;
        o.unbind(c.CHECK);
      },
      //default event proxy of excheck
      _eventProxy = function (e) {
        var target = e.target,
          setting = data.getSetting(e.data.treeId),
          tId = "", node = null,
          nodeEventType = "", treeEventType = "",
          nodeEventCallback = null, treeEventCallback = null;
  
        if (tools.eqs(e.type, "mouseover")) {
          if (setting.check.enable && tools.eqs(target.tagName, "span") && target.getAttribute("treeNode" + consts.id.CHECK) !== null) {
            tId = tools.getNodeMainDom(target).id;
            nodeEventType = "mouseoverCheck";
          }
        } else if (tools.eqs(e.type, "mouseout")) {
          if (setting.check.enable && tools.eqs(target.tagName, "span") && target.getAttribute("treeNode" + consts.id.CHECK) !== null) {
            tId = tools.getNodeMainDom(target).id;
            nodeEventType = "mouseoutCheck";
          }
        } else if (tools.eqs(e.type, "click")) {
          if (setting.check.enable && tools.eqs(target.tagName, "span") && target.getAttribute("treeNode" + consts.id.CHECK) !== null) {
            tId = tools.getNodeMainDom(target).id;
            nodeEventType = "checkNode";
          }
        }
        if (tId.length > 0) {
          node = data.getNodeCache(setting, tId);
          switch (nodeEventType) {
            case "checkNode" :
              nodeEventCallback = _handler.onCheckNode;
              break;
            case "mouseoverCheck" :
              nodeEventCallback = _handler.onMouseoverCheck;
              break;
            case "mouseoutCheck" :
              nodeEventCallback = _handler.onMouseoutCheck;
              break;
          }
        }
        var proxyResult = {
          stop: nodeEventType === "checkNode",
          node: node,
          nodeEventType: nodeEventType,
          nodeEventCallback: nodeEventCallback,
          treeEventType: treeEventType,
          treeEventCallback: treeEventCallback
        };
        return proxyResult
      },
      //default init node of excheck
      _initNode = function (setting, level, n, parentNode, isFirstNode, isLastNode, openFlag) {
        if (!n) return;
        var checked = data.nodeChecked(setting, n);
        n.checkedOld = checked;
        if (typeof n.nocheck == "string") n.nocheck = tools.eqs(n.nocheck, "true");
        n.nocheck = !!n.nocheck || (setting.check.nocheckInherit && parentNode && !!parentNode.nocheck);
        if (typeof n.chkDisabled == "string") n.chkDisabled = tools.eqs(n.chkDisabled, "true");
        n.chkDisabled = !!n.chkDisabled || (setting.check.chkDisabledInherit && parentNode && !!parentNode.chkDisabled);
        if (typeof n.halfCheck == "string") n.halfCheck = tools.eqs(n.halfCheck, "true");
        n.halfCheck = !!n.halfCheck;
        n.check_Child_State = -1;
        n.check_Focus = false;
        n.getCheckStatus = function () {
          return data.getCheckStatus(setting, n);
        };
  
        if (setting.check.chkStyle == consts.radio.STYLE && setting.check.radioType == consts.radio.TYPE_ALL && checked) {
          var r = data.getRoot(setting);
          r.radioCheckedList.push(n);
        }
      },
      //add dom for check
      _beforeA = function (setting, node, html) {
        if (setting.check.enable) {
          data.makeChkFlag(setting, node);
          html.push("<span ID='", node.tId, consts.id.CHECK, "' class='", view.makeChkClass(setting, node), "' treeNode", consts.id.CHECK, (node.nocheck === true ? " style='display:none;'" : ""), "></span>");
        }
      },
      //update zTreeObj, add method of check
      _zTreeTools = function (setting, zTreeTools) {
        zTreeTools.checkNode = function (node, checked, checkTypeFlag, callbackFlag) {
          var nodeChecked = data.nodeChecked(setting, node);
          if (node.chkDisabled === true) return;
          if (checked !== true && checked !== false) {
            checked = !nodeChecked;
          }
          callbackFlag = !!callbackFlag;
  
          if (nodeChecked === checked && !checkTypeFlag) {
            return;
          } else if (callbackFlag && tools.apply(this.setting.callback.beforeCheck, [this.setting.treeId, node], true) == false) {
            return;
          }
          if (tools.uCanDo(this.setting) && this.setting.check.enable && node.nocheck !== true) {
            data.nodeChecked(setting, node, checked);
            var checkObj = $$(node, consts.id.CHECK, this.setting);
            if (checkTypeFlag || this.setting.check.chkStyle === consts.radio.STYLE) view.checkNodeRelation(this.setting, node);
            view.setChkClass(this.setting, checkObj, node);
            view.repairParentChkClassWithSelf(this.setting, node);
            if (callbackFlag) {
              this.setting.treeObj.trigger(consts.event.CHECK, [null, this.setting.treeId, node]);
            }
          }
        }
  
        zTreeTools.checkAllNodes = function (checked) {
          view.repairAllChk(this.setting, !!checked);
        }
  
        zTreeTools.getCheckedNodes = function (checked) {
          checked = (checked !== false);
          var children = data.nodeChildren(setting, data.getRoot(this.setting));
          return data.getTreeCheckedNodes(this.setting, children, checked);
        }
  
        zTreeTools.getChangeCheckedNodes = function () {
          var children = data.nodeChildren(setting, data.getRoot(this.setting));
          return data.getTreeChangeCheckedNodes(this.setting, children);
        }
  
        zTreeTools.setChkDisabled = function (node, disabled, inheritParent, inheritChildren) {
          disabled = !!disabled;
          inheritParent = !!inheritParent;
          inheritChildren = !!inheritChildren;
          view.repairSonChkDisabled(this.setting, node, disabled, inheritChildren);
          view.repairParentChkDisabled(this.setting, node.getParentNode(), disabled, inheritParent);
        }
  
        var _updateNode = zTreeTools.updateNode;
        zTreeTools.updateNode = function (node, checkTypeFlag) {
          if (_updateNode) _updateNode.apply(zTreeTools, arguments);
          if (!node || !this.setting.check.enable) return;
          var nObj = $$(node, this.setting);
          if (nObj.get(0) && tools.uCanDo(this.setting)) {
            var checkObj = $$(node, consts.id.CHECK, this.setting);
            if (checkTypeFlag == true || this.setting.check.chkStyle === consts.radio.STYLE) view.checkNodeRelation(this.setting, node);
            view.setChkClass(this.setting, checkObj, node);
            view.repairParentChkClassWithSelf(this.setting, node);
          }
        }
      },
      //method of operate data
      _data = {
        getRadioCheckedList: function (setting) {
          var checkedList = data.getRoot(setting).radioCheckedList;
          for (var i = 0, j = checkedList.length; i < j; i++) {
            if (!data.getNodeCache(setting, checkedList[i].tId)) {
              checkedList.splice(i, 1);
              i--;
              j--;
            }
          }
          return checkedList;
        },
        getCheckStatus: function (setting, node) {
          if (!setting.check.enable || node.nocheck || node.chkDisabled) return null;
          var checked = data.nodeChecked(setting, node),
            r = {
              checked: checked,
              half: node.halfCheck ? node.halfCheck : (setting.check.chkStyle == consts.radio.STYLE ? (node.check_Child_State === 2) : (checked ? (node.check_Child_State > -1 && node.check_Child_State < 2) : (node.check_Child_State > 0)))
            };
          return r;
        },
        getTreeCheckedNodes: function (setting, nodes, checked, results) {
          if (!nodes) return [];
          var onlyOne = (checked && setting.check.chkStyle == consts.radio.STYLE && setting.check.radioType == consts.radio.TYPE_ALL);
          results = !results ? [] : results;
          for (var i = 0, l = nodes.length; i < l; i++) {
            var node = nodes[i];
            var children = data.nodeChildren(setting, node);
            var nodeChecked = data.nodeChecked(setting, node);
            if (node.nocheck !== true && node.chkDisabled !== true && nodeChecked == checked) {
              results.push(node);
              if (onlyOne) {
                break;
              }
            }
            data.getTreeCheckedNodes(setting, children, checked, results);
            if (onlyOne && results.length > 0) {
              break;
            }
          }
          return results;
        },
        getTreeChangeCheckedNodes: function (setting, nodes, results) {
          if (!nodes) return [];
          results = !results ? [] : results;
          for (var i = 0, l = nodes.length; i < l; i++) {
            var node = nodes[i];
            var children = data.nodeChildren(setting, node);
            var nodeChecked = data.nodeChecked(setting, node);
            if (node.nocheck !== true && node.chkDisabled !== true && nodeChecked != node.checkedOld) {
              results.push(node);
            }
            data.getTreeChangeCheckedNodes(setting, children, results);
          }
          return results;
        },
        makeChkFlag: function (setting, node) {
          if (!node) return;
          var chkFlag = -1;
          var children = data.nodeChildren(setting, node);
          if (children) {
            for (var i = 0, l = children.length; i < l; i++) {
              var cNode = children[i];
              var nodeChecked = data.nodeChecked(setting, cNode);
              var tmp = -1;
              if (setting.check.chkStyle == consts.radio.STYLE) {
                if (cNode.nocheck === true || cNode.chkDisabled === true) {
                  tmp = cNode.check_Child_State;
                } else if (cNode.halfCheck === true) {
                  tmp = 2;
                } else if (nodeChecked) {
                  tmp = 2;
                } else {
                  tmp = cNode.check_Child_State > 0 ? 2 : 0;
                }
                if (tmp == 2) {
                  chkFlag = 2;
                  break;
                } else if (tmp == 0) {
                  chkFlag = 0;
                }
              } else if (setting.check.chkStyle == consts.checkbox.STYLE) {
                if (cNode.nocheck === true || cNode.chkDisabled === true) {
                  tmp = cNode.check_Child_State;
                } else if (cNode.halfCheck === true) {
                  tmp = 1;
                } else if (nodeChecked) {
                  tmp = (cNode.check_Child_State === -1 || cNode.check_Child_State === 2) ? 2 : 1;
                } else {
                  tmp = (cNode.check_Child_State > 0) ? 1 : 0;
                }
                if (tmp === 1) {
                  chkFlag = 1;
                  break;
                } else if (tmp === 2 && chkFlag > -1 && i > 0 && tmp !== chkFlag) {
                  chkFlag = 1;
                  break;
                } else if (chkFlag === 2 && tmp > -1 && tmp < 2) {
                  chkFlag = 1;
                  break;
                } else if (tmp > -1) {
                  chkFlag = tmp;
                }
              }
            }
          }
          node.check_Child_State = chkFlag;
        }
      },
      //method of event proxy
      _event = {},
      //method of event handler
      _handler = {
        onCheckNode: function (event, node) {
          if (node.chkDisabled === true) return false;
          var setting = data.getSetting(event.data.treeId);
          if (tools.apply(setting.callback.beforeCheck, [setting.treeId, node], true) == false) return true;
          var nodeChecked = data.nodeChecked(setting, node);
          data.nodeChecked(setting, node, !nodeChecked);
          view.checkNodeRelation(setting, node);
          var checkObj = $$(node, consts.id.CHECK, setting);
          view.setChkClass(setting, checkObj, node);
          view.repairParentChkClassWithSelf(setting, node);
          setting.treeObj.trigger(consts.event.CHECK, [event, setting.treeId, node]);
          return true;
        },
        onMouseoverCheck: function (event, node) {
          if (node.chkDisabled === true) return false;
          var setting = data.getSetting(event.data.treeId),
            checkObj = $$(node, consts.id.CHECK, setting);
          node.check_Focus = true;
          view.setChkClass(setting, checkObj, node);
          return true;
        },
        onMouseoutCheck: function (event, node) {
          if (node.chkDisabled === true) return false;
          var setting = data.getSetting(event.data.treeId),
            checkObj = $$(node, consts.id.CHECK, setting);
          node.check_Focus = false;
          view.setChkClass(setting, checkObj, node);
          return true;
        }
      },
      //method of tools for zTree
      _tools = {},
      //method of operate ztree dom
      _view = {
        checkNodeRelation: function (setting, node) {
          var pNode, i, l,
            r = consts.radio;
          var nodeChecked = data.nodeChecked(setting, node);
          if (setting.check.chkStyle == r.STYLE) {
            var checkedList = data.getRadioCheckedList(setting);
            if (nodeChecked) {
              if (setting.check.radioType == r.TYPE_ALL) {
                for (i = checkedList.length - 1; i >= 0; i--) {
                  pNode = checkedList[i];
                  var pNodeChecked = data.nodeChecked(setting, pNode);
                  if (pNodeChecked && pNode != node) {
                    data.nodeChecked(setting, pNode, false);
                    checkedList.splice(i, 1);
  
                    view.setChkClass(setting, $$(pNode, consts.id.CHECK, setting), pNode);
                    if (pNode.parentTId != node.parentTId) {
                      view.repairParentChkClassWithSelf(setting, pNode);
                    }
                  }
                }
                checkedList.push(node);
              } else {
                var parentNode = (node.parentTId) ? node.getParentNode() : data.getRoot(setting);
                var children = data.nodeChildren(setting, parentNode);
                for (i = 0, l = children.length; i < l; i++) {
                  pNode = children[i];
                  var pNodeChecked = data.nodeChecked(setting, pNode);
                  if (pNodeChecked && pNode != node) {
                    data.nodeChecked(setting, pNode, false);
                    view.setChkClass(setting, $$(pNode, consts.id.CHECK, setting), pNode);
                  }
                }
              }
            } else if (setting.check.radioType == r.TYPE_ALL) {
              for (i = 0, l = checkedList.length; i < l; i++) {
                if (node == checkedList[i]) {
                  checkedList.splice(i, 1);
                  break;
                }
              }
            }
  
          } else {
            var children = data.nodeChildren(setting, node);
            if (nodeChecked && (!children || children.length == 0 || setting.check.chkboxType.Y.indexOf("s") > -1)) {
              view.setSonNodeCheckBox(setting, node, true);
            }
            if (!nodeChecked && (!children || children.length == 0 || setting.check.chkboxType.N.indexOf("s") > -1)) {
              view.setSonNodeCheckBox(setting, node, false);
            }
            if (nodeChecked && setting.check.chkboxType.Y.indexOf("p") > -1) {
              view.setParentNodeCheckBox(setting, node, true);
            }
            if (!nodeChecked && setting.check.chkboxType.N.indexOf("p") > -1) {
              view.setParentNodeCheckBox(setting, node, false);
            }
          }
        },
        makeChkClass: function (setting, node) {
          var c = consts.checkbox, r = consts.radio,
            fullStyle = "";
          var nodeChecked = data.nodeChecked(setting, node);
          if (node.chkDisabled === true) {
            fullStyle = c.DISABLED;
          } else if (node.halfCheck) {
            fullStyle = c.PART;
          } else if (setting.check.chkStyle == r.STYLE) {
            fullStyle = (node.check_Child_State < 1) ? c.FULL : c.PART;
          } else {
            fullStyle = nodeChecked ? ((node.check_Child_State === 2 || node.check_Child_State === -1) ? c.FULL : c.PART) : ((node.check_Child_State < 1) ? c.FULL : c.PART);
          }
          var chkName = setting.check.chkStyle + "_" + (nodeChecked ? c.TRUE : c.FALSE) + "_" + fullStyle;
          chkName = (node.check_Focus && node.chkDisabled !== true) ? chkName + "_" + c.FOCUS : chkName;
          return consts.className.BUTTON + " " + c.DEFAULT + " " + chkName;
        },
        repairAllChk: function (setting, checked) {
          if (setting.check.enable && setting.check.chkStyle === consts.checkbox.STYLE) {
            var root = data.getRoot(setting);
            var children = data.nodeChildren(setting, root);
            for (var i = 0, l = children.length; i < l; i++) {
              var node = children[i];
              if (node.nocheck !== true && node.chkDisabled !== true) {
                data.nodeChecked(setting, node, checked);
              }
              view.setSonNodeCheckBox(setting, node, checked);
            }
          }
        },
        repairChkClass: function (setting, node) {
          if (!node) return;
          data.makeChkFlag(setting, node);
          if (node.nocheck !== true) {
            var checkObj = $$(node, consts.id.CHECK, setting);
            view.setChkClass(setting, checkObj, node);
          }
        },
        repairParentChkClass: function (setting, node) {
          if (!node || !node.parentTId) return;
          var pNode = node.getParentNode();
          view.repairChkClass(setting, pNode);
          view.repairParentChkClass(setting, pNode);
        },
        repairParentChkClassWithSelf: function (setting, node) {
          if (!node) return;
          var children = data.nodeChildren(setting, node);
          if (children && children.length > 0) {
            view.repairParentChkClass(setting, children[0]);
          } else {
            view.repairParentChkClass(setting, node);
          }
        },
        repairSonChkDisabled: function (setting, node, chkDisabled, inherit) {
          if (!node) return;
          if (node.chkDisabled != chkDisabled) {
            node.chkDisabled = chkDisabled;
          }
          view.repairChkClass(setting, node);
          var children = data.nodeChildren(setting, node);
          if (children && inherit) {
            for (var i = 0, l = children.length; i < l; i++) {
              var sNode = children[i];
              view.repairSonChkDisabled(setting, sNode, chkDisabled, inherit);
            }
          }
        },
        repairParentChkDisabled: function (setting, node, chkDisabled, inherit) {
          if (!node) return;
          if (node.chkDisabled != chkDisabled && inherit) {
            node.chkDisabled = chkDisabled;
          }
          view.repairChkClass(setting, node);
          view.repairParentChkDisabled(setting, node.getParentNode(), chkDisabled, inherit);
        },
        setChkClass: function (setting, obj, node) {
          if (!obj) return;
          if (node.nocheck === true) {
            obj.hide();
          } else {
            obj.show();
          }
          obj.attr('class', view.makeChkClass(setting, node));
        },
        setParentNodeCheckBox: function (setting, node, value, srcNode) {
          var checkObj = $$(node, consts.id.CHECK, setting);
          if (!srcNode) srcNode = node;
          data.makeChkFlag(setting, node);
          if (node.nocheck !== true && node.chkDisabled !== true) {
            data.nodeChecked(setting, node, value);
            view.setChkClass(setting, checkObj, node);
            if (setting.check.autoCheckTrigger && node != srcNode) {
              setting.treeObj.trigger(consts.event.CHECK, [null, setting.treeId, node]);
            }
          }
          if (node.parentTId) {
            var pSign = true;
            if (!value) {
              var pNodes = data.nodeChildren(setting, node.getParentNode());
              for (var i = 0, l = pNodes.length; i < l; i++) {
                var pNode = pNodes[i];
                var nodeChecked = data.nodeChecked(setting, pNode);
                if ((pNode.nocheck !== true && pNode.chkDisabled !== true && nodeChecked)
                  || ((pNode.nocheck === true || pNode.chkDisabled === true) && pNode.check_Child_State > 0)) {
                  pSign = false;
                  break;
                }
              }
            }
            if (pSign) {
              view.setParentNodeCheckBox(setting, node.getParentNode(), value, srcNode);
            }
          }
        },
        setSonNodeCheckBox: function (setting, node, value, srcNode) {
          if (!node) return;
          var checkObj = $$(node, consts.id.CHECK, setting);
          if (!srcNode) srcNode = node;
  
          var hasDisable = false;
          var children = data.nodeChildren(setting, node);
          if (children) {
            for (var i = 0, l = children.length; i < l; i++) {
              var sNode = children[i];
              view.setSonNodeCheckBox(setting, sNode, value, srcNode);
              if (sNode.chkDisabled === true) hasDisable = true;
            }
          }
  
          if (node != data.getRoot(setting) && node.chkDisabled !== true) {
            if (hasDisable && node.nocheck !== true) {
              data.makeChkFlag(setting, node);
            }
            if (node.nocheck !== true && node.chkDisabled !== true) {
              data.nodeChecked(setting, node, value);
              if (!hasDisable) node.check_Child_State = (children && children.length > 0) ? (value ? 2 : 0) : -1;
            } else {
              node.check_Child_State = -1;
            }
            view.setChkClass(setting, checkObj, node);
            if (setting.check.autoCheckTrigger && node != srcNode && node.nocheck !== true && node.chkDisabled !== true) {
              setting.treeObj.trigger(consts.event.CHECK, [null, setting.treeId, node]);
            }
          }
  
        }
      },
  
      _z = {
        tools: _tools,
        view: _view,
        event: _event,
        data: _data
      };
    $.extend(true, $.fn.zTree.consts, _consts);
    $.extend(true, $.fn.zTree._z, _z);
  
    var zt = $.fn.zTree,
      tools = zt._z.tools,
      consts = zt.consts,
      view = zt._z.view,
      data = zt._z.data,
      event = zt._z.event,
      $$ = tools.$;
  
    data.nodeChecked = function (setting, node, newChecked) {
      if (!node) {
        return false;
      }
      var key = setting.data.key.checked;
      if (typeof newChecked !== 'undefined') {
        if (typeof newChecked === "string") {
          newChecked = tools.eqs(newChecked, "true");
        }
        newChecked = !!newChecked;
        node[key] = newChecked;
      } else if (typeof node[key] == "string"){
        node[key] = tools.eqs(node[key], "true");
      } else {
        node[key] = !!node[key];
      }
      return node[key];
    };
  
    data.exSetting(_setting);
    data.addInitBind(_bindEvent);
    data.addInitUnBind(_unbindEvent);
    data.addInitCache(_initCache);
    data.addInitNode(_initNode);
    data.addInitProxy(_eventProxy, true);
    data.addInitRoot(_initRoot);
    data.addBeforeA(_beforeA);
    data.addZTreeTools(_zTreeTools);
  
    var _createNodes = view.createNodes;
    view.createNodes = function (setting, level, nodes, parentNode, index) {
      if (_createNodes) _createNodes.apply(view, arguments);
      if (!nodes) return;
      view.repairParentChkClassWithSelf(setting, parentNode);
    }
    var _removeNode = view.removeNode;
    view.removeNode = function (setting, node) {
      var parentNode = node.getParentNode();
      if (_removeNode) _removeNode.apply(view, arguments);
      if (!node || !parentNode) return;
      view.repairChkClass(setting, parentNode);
      view.repairParentChkClass(setting, parentNode);
    }
  
    var _appendNodes = view.appendNodes;
    view.appendNodes = function (setting, level, nodes, parentNode, index, initFlag, openFlag) {
      var html = "";
      if (_appendNodes) {
        html = _appendNodes.apply(view, arguments);
      }
      if (parentNode) {
        data.makeChkFlag(setting, parentNode);
      }
      return html;
    }
  })(jQuery);